Bakhtyar, Bardia and Ibrahim, Yusnidah and Alghoul, M.A. and Aziz, Nazrina and Fudholi, A. and Sopian, K. (2014) Estimating the CO2 abatement cost: Substitute Price of Avoiding CO2 Emission (SPAE) by Renewable Energy׳s Feed in Tariff in selected countries. Renewable and Sustainable Energy Reviews, 35. pp. 205-210. ISSN 1364-0321

Bakhtyar, Bardia and Sopian, K. and Sulaiman, M.Y. and Ahmad, Siti Aznor (2013) Renewable energy in five South East Asian countries: Review on electricity consumption and economic growth. Renewable and Sustainable Energy Reviews, 26. pp. 506-514. ISSN 1364-0321

Bakhtyar, Bardia and Fudholi, A. and Hassan, Kabir and Azam, Muhammad and Lim, C.H. and Chan, N.W. and Sopian, K. (2017) Review of CO2 price in Europe using feed-in tariff rates. Renewable and Sustainable Energy Reviews, 69. pp. 685-691. ISSN 1364-0321

Bakhtyar, Bardia and Saadatian, O. and Alghoul, M.A. and Ibrahim, Yusnidah and Sopian, K. (2014) Solar electricity market in Malaysia: A review of feed-in tariff policy. Environmental Progress & Sustainable Energy, 34 (2). pp. 600-606. ISSN 1944-7442